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Contents
1. Outline of the Product ..................................................................................................................................... 3
Preface ............................................................................................................................................................ 3
Purpose of use ................................................................................................................................................ 3
Definition of DANGER, WARNING, CAUTION and NOTE ............................................................................ 4
Method of confirmation for CE marking type .................................................................................................. 4
2. Important Notices on Safety ........................................................................................................................... 5
2-1. Danger cases........................................................................................................................................... 5
2-2. Warning cases ......................................................................................................................................... 6
2-3. Precautions .............................................................................................................................................. 6
3. Product Components ...................................................................................................................................... 7
3-1. Main unit and standard accessories ........................................................................................................ 7
3-2. Names and functions for each part ......................................................................................................... 9
4. How to Install ................................................................................................................................................ 12
4-1. Precautions for installation points ......................................................................................................... 12
4-2. Precautions for system designing ......................................................................................................... 13
4-3. Installation of main unit .......................................................................................................................... 15
4-4. Precautions for wiring ............................................................................................................................ 18
5. How to Use ................................................................................................................................................... 21
5-1. Before using the monitor ....................................................................................................................... 21
5-2. Preparation for start-up ......................................................................................................................... 21
5-3. Basic operating procedures ................................................................................................................... 22
5-4. Power-on ............................................................................................................................................... 23
5-5. Modes .................................................................................................................................................... 24
5-6. User mode ............................................................................................................................................. 25
5-7. Power-off ............................................................................................................................................... 28
6. Alarm Activation and Functions .................................................................................................................... 29
6-1. Gas alarm activation .............................................................................................................................. 29
6-2. Fault alarm activation ............................................................................................................................ 34
6-3. Suppression function ............................................................................................................................. 34
7. Maintenance ................................................................................................................................................. 35
7-1. Maintenance intervals and items ........................................................................................................... 35
7-2. Maintenance (regular maintenance) mode ........................................................................................... 36
7-3. Preparation for zero and span adjustment………………………………..…………………………………42
7-4. Zero Adjustment………………………………………………………………………………………………..43
7-5. Span Adjustment……………………………………………………………………………………………….44
7-6. Environmental Settings………………………………………………………………………………………..45
7-7. Return to User Mode…………………………………………………………………………………………..52
7-8. Component Replacement……………………………………………………………………………………..52
7-9. Replacing a Sensor Cable…………………………………………………………………………………….54
7-10. Adding a Sensor Cable……………………………………………………………………………………….57
8. Storage and Disposal ................................................................................................................................... 62
8-1. Procedures to store the monitor or leave it for a long time ................................................................... 62
8-2. Procedures to relocate the monitor or use it again ............................................................................... 62
8-3. Disposal of products .............................................................................................................................. 62
9. Troubleshooting ............................................................................................................................................ 63
10. Product Specifications ................................................................................................................................ 65
10-1. List of specifications ............................................................................................................................ 65
10-2. List of accessories ............................................................................................................................... 66
11. Parts List…………………………………………………………………………………………………………….67
12. Appendix ..................................................................................................................................................... 68
12-1. Detection principle of electrochemical type ......................................................................................... 68
12-2. Definition of terms ................................................................................................................................ 69